ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1922

-4-3-2-11234

Pennsylvania (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 1922 Pennsylvania Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Pocono Mountains	-1.54	-1.50	15	-0.05
2. East Central Mountains	-2.32	-2.31	4	-0.02
3. Southeastern Piedmont	-2.84	-2.81	3	-0.03
4. Lower Susquehanna	-2.33	-2.26	8	-0.07
5. Middle Susquehanna	-2.05	-1.97	10	-0.08
6. Upper Susquehanna	-2.22	-2.14	7	-0.09
7. Central Mountains	-1.89	-1.79	14	-0.10
8. South Central Mountains	-2.59	-2.49	6	-0.10
9. Southwest Plateau	-2.52	-2.49	5	-0.03
10. Northwest Plateau	-1.03	-0.98	17	-0.04

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 23, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping